The electron cyclotron maser (ECM) is based on a stimulated cyclotron emission process
involving energetic electrons in gyrational motion. It constitutes a cornerstone of relativistic …

Nowadays, gyrotrons are used in numerous and diverse fields of research and technology.
Their most prominent application is to electron cyclotron resonance plasma heating and …

The last decade has contributed to the rapid progress in the gyrotron development.
Megawatt-class, continuous wave gyrotrons are employed as high-power millimeter (mm) …

This paper presents a review of the experimental achievements related to the development
of high-power gyrotron oscillators for long-pulse or CW operation and pulsed gyrotrons for …

Gyrotron oscillators (gyrotrons) are capable of providing hundreds of kilo watts of power at
microwave and millimetric wavelengths. From their con ception in the late fifties until their …

First bandwidth measurements of a novel gyrotron amplifier are presented. The coupling
between the second harmonic cyclotron mode of a gyrating electron beam and the radiation …

Gyrodevice oscillators and amplifiers (or gyro-oscillators and gyro-amplifiers) are being
utilized in a variety of applications where high power levels are required at millimeter-wave …

A new microwave system in the form of a cylindrical waveguide with a helical corrugation of
the inner surface is proposed for a gyrotron traveling wave tube (gyro-TWT). The corrugation …

Experimental results are presented of a broadband, high power, gyrotron traveling wave
amplifier (gyro-TWA) operating in the (75–110)-GHz frequency band and based on a …

Gyrotron oscillators (gyromonotrons) are mainly used as high power millimeter wave
sources for electron cyclotron resonance heating (ECRH), electron cyclotron current drive …